946164690 has 96 divisors (see below), whose sum is σ = 2541464640. Its totient is φ = 244073088.

The previous prime is 946164617. The next prime is 946164691. The reversal of 946164690 is 96461649.

946164690 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×946164690² = 1790455241205592200, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is not an unprimeable number, because it can be changed into a prime (946164691) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 420709 + ... + 422951.

It is an arithmetic number, because the mean of its divisors is an integer number (26473590).

Almost surely, 2^946164690 is an apocalyptic number.

946164690 is a gapful number since it is divisible by the number (90) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 946164690, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1270732320).

946164690 is an abundant number, since it is smaller than the sum of its proper divisors (1595299950).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

946164690 is a wasteful number, since it uses less digits than its factorization.

946164690 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2408 (or 2405 counting only the distinct ones).

The product of its (nonzero) digits is 279936, while the sum is 45.

The square root of 946164690 is about 30759.7901488290. The cubic root of 946164690 is about 981.7228786796.

The spelling of 946164690 in words is "nine hundred forty-six million, one hundred sixty-four thousand, six hundred ninety".